Channel 4 Learning



SCIENCE
Science in Focus: The Virtual Body
 
Circulation, Respiration and Breathing
The Immune System
Homeostasis
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Homeostasis

Aims

  • To identify and describe three important homeostatic mechanisms
  • To illustrate the principle of negative feedback
  • To show what happens to cells and individuals if homeostatic mechanisms fail
  • To show the main parts of the kidney
  • To explain the process of filtration and reabsorption in the kidney
  • To examine how the body reacts to changes in temperature, blood sugar concentration and water content.